164888 has 8 divisors (see below), whose sum is σ = 309180. Its totient is φ = 82440.

The previous prime is 164881. The next prime is 164893. The reversal of 164888 is 888461.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 164888.

It is not an unprimeable number, because it can be changed into a prime (164881) by changing a digit.

164888 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10298 + ... + 10313.

2¹⁶⁴⁸⁸⁸ is an apocalyptic number.

It is an amenable number.

164888 is a deficient number, since it is larger than the sum of its proper divisors (144292).

164888 is a wasteful number, since it uses less digits than its factorization.

164888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20617 (or 20613 counting only the distinct ones).

The product of its digits is 12288, while the sum is 35.

The square root of 164888 is about 406.0640343591. The cubic root of 164888 is about 54.8356526480.

The spelling of 164888 in words is "one hundred sixty-four thousand, eight hundred eighty-eight".